CN101112090A - Video content reproduction supporting method, video content reproduction supporting system, and information delivery program - Google Patents

Video content reproduction supporting method, video content reproduction supporting system, and information delivery program Download PDF

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Publication number
CN101112090A
CN101112090A CNA2005800476430A CN200580047643A CN101112090A CN 101112090 A CN101112090 A CN 101112090A CN A2005800476430 A CNA2005800476430 A CN A2005800476430A CN 200580047643 A CN200580047643 A CN 200580047643A CN 101112090 A CN101112090 A CN 101112090A
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China
Prior art keywords
video
playback
video content
content
point
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Granted
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CNA2005800476430A
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Chinese (zh)
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CN101112090B (en
Inventor
高桥祐介
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NEC Corp
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NEC Corp
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    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
    • G11B27/031—Electronic editing of digitised analogue information signals, e.g. audio or video signals
    • G11B27/034—Electronic editing of digitised analogue information signals, e.g. audio or video signals on discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/102—Programmed access in sequence to addressed parts of tracks of operating record carriers
    • G11B27/105—Programmed access in sequence to addressed parts of tracks of operating record carriers of operating discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/765—Interface circuits between an apparatus for recording and another apparatus
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/78—Television signal recording using magnetic recording
    • H04N5/781—Television signal recording using magnetic recording on disks or drums
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/84—Television signal recording using optical recording
    • H04N5/85—Television signal recording using optical recording on discs or drums

Abstract

Cue reproduction of an important scene can be easily carried out even for a video content to which cue point information is not given. A method comprise a step of acquiring same video correspondence information representing the correspondence relationship between the same videos which are the same partial videos commonly contained in video contents, a step of detecting the areas of the same videos in a video content by using the acquired same video correspondence information when a command of cue reproduction is given and detecting the cue point according to the detected same video areas, and a step of reproducing the video from the detected cue point.

Description

Video content playback householder method, system and information delivery program
Technical field
The present invention relates to be used for based on the auxiliary playback apparatus of video content playback householder method, video content playback auxiliary system and the video content of the playback of video content auxiliary video, more particularly, relate to video content playback householder method, video content playback auxiliary system and the video content playback auxiliary equipment that can when playback, realize inserting video caption.
The invention still further relates to video playback device, be used for and be used for information delivery program to the video playback device distributing information to the information distributing server of video playback device distributing information based on the video content displaying video.
Background technology
When watching the video content that is stored on the DVR for example, in some cases, carry out fast-forward playback and skip video scene.
When for example watching football or baseball game broadcast program, the user may wish to skip the video scene (for example, the scene of wherein scoring and not kept the score) that does not wherein have poses sometimes.In this case, the user must carry out manual fast-forward playback and operates and skip video scene.
In these cases, the user must operate DVR and carry out operation such as double speed playback or Fixed Time Interval are skipped playback.
Perhaps, can consider that also wherein the user can point out video scene to skip the method for video scene.For example, a kind of situation of consideration is that wherein video content is the dvd content that is recorded on the DVD.
In this case, point out video in the chapters and sections unit by utilization the chapters and sections information on the DVD of being recorded in, the user can skip video scene.In addition, JP-A-2001-84739 has described a kind of video playback device, thereby the scene that this equipment records had been played once allows the scene that prompting had been play when watching once more.
Summary of the invention
The problem to be solved in the present invention
But, when manually carrying out the prompting playback, determine that suitable prompting point is a problem, and when prompting, may skip important scene.For example, in having the situation of the content of the commercial message of Fixed Time Interval (CM) for example, the user can easily determine the prompting point to a certain extent.
But, relaying in the situation of broadcast program in sports tournament, the user can not predict the timing of the important scenes such as score.
As a result, in the situation of the content such as broadcast program is relayed in the physical culture that wherein can not predict important scenes, the user can not determine the length up to the video of prompting point, and can not suitably point out video scene.
In addition, when video content was broadcast video, the prompting point such as chapters and sections information was not recorded, and therefore can not realize visual prompts by using chapters and sections information.Especially in the situation of the programme televised live of sport event, the broadcasting station is broadcast video in real time, and therefore, broadcast program is problematic when giving chapters and sections information.
Disclosed video playback device allows user prompt to the scene point of playing once among the JP-A-2001-84739.
But, be impossible because watched content to carry out the prompting playback before at least one time, so the prompting playback is impossible when watching video content for the first time the user.Particularly, in the situation of the content such as the relay broadcast program of sport event, the user generally dislikes repeating to watch the program video of having watched, so the video playback device of JP-A-84739 is unsuitable for the prompting playback of the program such as the relay broadcasting of sport event.
When watching the news video of the sport event such as football or baseball, only the extracts video of part match is shown, so the user can not watch for spectators interested preceding or at the video of back scene.
For example, the news video of sport event is to create by the scene of program making personnel appointment is sheared as summarized radio, therefore the user can not be only by watching news video to predict the existence of video scene, and can not watch the video before or after the interested scene.
Realize the present invention addressing the above problem, and the present invention even video content playback householder method, video content playback auxiliary system, video content playback auxiliary equipment, video playback device, information distributing server and the information delivery program of the prompting playback of auxiliary important scenes directly are provided for the video content that is not endowed the prompting dot information.
The means of dealing with problems
Video content playback householder method according to the present invention is to be used for based on the auxiliary method that realizes video playback of video content, and this method may further comprise the steps:
Obtain same video corresponding informance (for example, the video link information), this information indication is as the corresponding relation of the same video of the identical partial video that comprises jointly in the multinomial video content;
When indication prompting playback, specify the prompting point based on the same video point in the same video corresponding informance designated content of being obtained and based on specified same video point; And
Based on video content, begin to reproduce video from specified prompting point.
In addition, " obtaining the same video corresponding informance " realizes by for example receiving the same video corresponding informance and generate the same video corresponding informance based on video content from information distributing server by communication network.
Above-mentioned configuration allows to point out point based on being specified by the identical partial video point in the video content of same video corresponding informance indication, and makes it possible to realize begin to carry out the prompting playback from specified prompting point.
Therefore, above-mentioned configuration allows easily to realize the prompting playback of important scenes, though for be not endowed as yet the prompting dot information video content the time also be like this.
For example, in the situation of broadcasting football or baseball game, the relay video of match is by on-the-spot broadcasting broadcasting, and the abstract scene of the match in the sports news (score scene or classical action scene) is edited and for example is being broadcasted in the sports news.
The present invention detects and creates the corresponding relation between the same scene of summarized radio of the original video of relay video of football for example or baseball game and for example football or baseball news.When reproducing original video, the interval of the video that is complementary with summarized radio is used to realize the prompting playback.
The auxiliary video playback of realizing based on video content of this video content playback householder method, and preferably include following steps:
Accumulate multinomial video content in advance;
Detect same video, this same video is the identical partial video that two or more multinomial video content comprise jointly in the video content of being accumulated;
Based on the result who detects same video, generate the same video corresponding informance, the corresponding relation of the same video that comprises in every video content of this information indication;
When indication prompting playback, based on the same video point in the same video corresponding informance designated content that is generated, and based on specified same video point appointment prompting point; And
Based on video content, begin to reproduce video from specified prompting point.
This video content playback householder method can:
Accumulation is as the following content of video content: original video (for example, the broadcast program of sport event) and comprise summarized radio (for example, news program) as the partial video of a part of original video; And
Detect the identical partial video that comprises jointly in the original video accumulated and the summarized radio, and the partial video by making the summarized radio that has been detected and the partial video of original video place corresponding relation, thereby generate the same video corresponding informance.
By this configuration, utilization makes it possible to specify the prompting point by editor as the summarized radio that the partial video of the part of original video produces, and make it possible to realize the prompting playback, even when the prompting dot information is not endowed video content as yet, also be like this.
This video content playback householder method can be following method: be used for when indication prompting playback, based on described same video corresponding informance, the point of specific time interval is appointed as the prompting point before the starting point of same video that will be in video content.
This configuration makes it possible to realize from just beginning to point out playback at the preceding video of important scenes (for example, the score scene in baseball or the football), and the permission user watches a series of videos up to important scenes.
In addition, this video content playback householder method can be by the video that comprises in the video content video identification or video content in the voice recognition of the sound that comprises, the video scene that detects in the video content (for example changes point, the scene that baseball office changes or batting changes), and, can put up with video scene before the starting point of the same video in video content and change point and be appointed as the prompting point based on testing result and same video corresponding informance.
According to this configuration, the user can change from the video scene before important scenes just and puts a series of videos that begin to watch up to this important scenes.
In addition, this video content playback householder method can be following method: when specifying a plurality of prompting point according to the indication that is used to point out playback during the playback at video content, from the prompting point of a plurality of appointments, select the prompting point of approaching current broadcast point, begin to reproduce video content from selecteed prompting point then.
This video content playback householder method can also be following method: when specifying a plurality of prompting point according to the indication that is used to point out playback during the playback at video content, importance degree according to the rules (for example, adopted the number of the news program of identical video scene) from the prompting point of a plurality of appointments, select any one prompting point, begin to reproduce video content from selecteed prompting point then.
Such configuration makes it possible to select and the video scene of the video scene that the prompting playback is complementary as the important scenes that has adopted in a plurality of summarized radios (for example, news program) with user's interest (program of hobby or broadcasting station).
This video content playback householder method can also be the method that may further comprise the steps:
When the indication playback comprises summarized radio as the partial video of the part of original video, determine whether to exist the original video that comprises with the common same video of summarized radio based on the same video corresponding informance;
Determine to exist when comprising the original video of same video, reproduce summarized radio and demonstration and point out the indication that can be played with the corresponding original video of summarized radio; And
When indication playback original video, reproduce and the corresponding original video of summarized radio that just is being played.
According to this class configuration, the user can watch the original video of the point before or after this user's interest scene, even also be like this when watching summarized radio.
This video content playback householder method can also be following method: be used for when indication playback original video, based on the same video corresponding informance, reproduce in the original video the just partial video of the point before or after same video point.
This video content playback householder method can also be the method that may further comprise the steps: when indication playback video content, definite video content that has been instructed to playback is original video or summarized radio; Wherein: when the video content that is instructed to playback is confirmed as being summarized radio, play summarized radio, and show and point out the indication that can be played with the corresponding original video of summarized radio; And when the video content that is instructed to playback is confirmed as being original video, play original video, and carry out the prompting playback of original video according to the indication that is used to point out playback.
This class configuration makes it possible to determine automatically video type, and easily switches back method based on definite result.
This video content playback householder method can also be following method: be used for when indication playback video content, find out the similarity degree between the every frame picture that comprises in this video content, determine that based on the similarity degree that is obtained this video content is original video or summarized radio then.
This video content playback householder method can also be assisted the video playback of realization based on video content, and may further comprise the steps:
Server (for example, video link information Distributor 10) is accumulated multinomial video content in advance;
Server detects same video, and this same video is the identical partial video that two or more multinomial video content comprise jointly in the video content of being accumulated;
Based on the result who detects same video, server generates the same video corresponding informance, the corresponding relation of the same video that comprises in every video content of this information indication;
Server is distributed to video playback device based on the video content displaying video by communication network with the same video corresponding informance that is generated;
When indication prompting playback, video playback device is based on the same video point the same video corresponding informance designated content that receives from server, and specifies based on specified same video point and to point out point; And
Based on video content, video playback device is play video from specified prompting point.
This class configuration makes it possible to easily realize the prompting playback of important scenes, even also be like this when video content is not endowed the prompting dot information as yet.
In addition, video playback device need not to generate the video link information, therefore can simplify the configuration of this video playback device.
This video content playback householder method can also may further comprise the steps:
When indication playback video content, the video content that video playback device determines to be instructed to playback is original video or summarized radio;
When the video content of determining to be instructed to playback was original video, video playback device was play original video and is carried out the prompting playback of original video according to the indication that is used to point out playback;
When the video content of determining to be instructed to playback was summarized radio, video playback device was play summarized radio and is shown and points out the indication that can be played with the corresponding original video of this summarized radio; And
When being instructed to play original video during the playback summarized radio, video playback device is play and the corresponding original video of summarized radio that just is being played.
The configuration of this class makes the user can watch the original video of the point before or after this user's interest scene, even this user also is like this when watching summarized radio.
In addition, this video playback device need not to generate the video link information, therefore can simplify the configuration of this video playback device.
The auxiliary video playback of realizing based on video content of video content playback auxiliary system of the present invention, and have:
The information distributing server (realizing) that is used for distributing information by for example video link information Distributor 10; And
Be used for reproducing the video playback device of video based on video content;
Wherein information distributing server comprises:
Video collecting apparatus (being realized by for example video content collecting apparatus 15) is used for accumulating in advance multinomial video content;
Same video checkout gear (being realized by same video checkout gear for example 11) is used to detect same video, and same video is the identical partial video that two or more multinomial video content comprise jointly in the video content of video collecting apparatus accumulation;
Video corresponding informance generating apparatus (realizing) by for example video link information tape deck 12, be used for generating the same video corresponding informance corresponding relation of the same video that comprises in every video content of this information indication based on the testing result of same video checkout gear; And
Video corresponding informance dispensing device (being realized by for example link information dispensing device 19) is used for sending to video playback device by the same video corresponding informance that communication network will have been generated by video corresponding informance generating apparatus; And
Video playback device comprises:
Prompting point specified device (realizing) by for example video playback apparatus 24, be used for when indication prompting playback, based on the same video point from the same video corresponding informance designated content that information distributing server receives, and specify the prompting point based on the point of specified same video; And
Video playback apparatus is used for based on video content, from beginning to reproduce video by the prompting point of described prompting point specified device appointment.
In addition, in this video content playback auxiliary system, video playback device can comprise that video type determines device (determining that by for example original/summarized radio device 26 realizes), is used for when indication displaying video content, and the video content of determining to be instructed to playback is original video or summarized radio; And
Video playback apparatus can be when video type determines that device is determined to be instructed to the video content of playback and is original video, plays original video and carries out the prompting playback of original video according to the indication that is used to point out playback; Can be when video type determine that device is determined to be instructed to the video content of playback and is summarized radio, play summarized radio and show and point out the indication that can be played with the corresponding original video of summarized radio; And can work as when during the playback summarized radio, indicating the playback original video, play and the corresponding original video of summarized radio that just is being played.
The configuration of this class makes it possible to determine video type automatically and based on the method for determining result's Switch Video playback easily.
This configuration also allows the user to watch the original video of the point before or after this user's interest scene, even this user also is like this when watching summarized radio.
According to the auxiliary video playback of realizing based on video content of video content playback auxiliary equipment of the present invention, and have:
Video corresponding informance deriving means (being realized by for example video link information tape deck 2) is used to obtain the same video corresponding informance, and this information indication is as the corresponding relation of the same video of the identical partial video that comprises jointly in the multinomial video content;
Prompting point specified device (realizing) by for example video playback apparatus 4, be used for when indication prompting playback the same video point in the same video corresponding informance designated content of having obtained based on video corresponding informance deriving means and point out point based on specified same video point appointment; And
Video playback apparatus is used for based on video content, begins to reproduce video from specified prompting point.
Video playback device according to the present invention is based on the video content displaying video, and has:
Prompting point specified device (realizing) by for example video playback apparatus 4, be used for when indication prompting playback, based on the same video point in the same video corresponding informance designated content of the corresponding relation of indicating the same video that comprises in every video content, and based on specified same video point appointment prompting point; And
Video playback apparatus is used for based on video content, from beginning to reproduce video by the prompting point of pointing out the appointment of some specified device.
This video playback device is based on the video content displaying video, and has:
Video storage device (being realized by for example video content storage device 5) is used for accumulating in advance multinomial video content;
Same video checkout gear (being realized by same video checkout gear for example 1) is used to detect same video, and same video is the identical partial video that two or more multinomial video content comprise jointly in the video content of video storage device accumulation;
Video corresponding informance generating apparatus (realizing) by for example video link information tape deck 2, be used for testing result based on the same video checkout gear, generate the same video corresponding informance, the corresponding relation of the same video that comprises in every video content of this information indication;
Prompting point specified device (being realized by for example video playback apparatus 4) is used for the same video point based on the same video corresponding informance designated content of video corresponding informance generating apparatus generation, and specifies the prompting point based on specified same video point; And
Video playback apparatus is used for based on video content, begins to reproduce video from the prompting point of described prompting point specified device appointment.
This video playback device can have:
Video type is determined device (determining that by for example original/summarized radio device 6 realizes), and the video content that is used for determining being instructed to playback when indication playback video content is original video or summarized radio; And
Video playback apparatus is used for: when video content determines that device is determined to be instructed to the video content of playback and is original video, play original video and carry out the prompting playback of original video according to the indication that is used to point out playback; When video content determines that device is determined to be instructed to the video content of playback and is summarized radio, play summarized radio and show and point out the indication that can be played with the corresponding original video of summarized radio; And when during the playback summarized radio, being instructed to the playback original video, play and the corresponding original video of summarized radio that just is being played.
The configuration of this class makes it possible to determine automatically video type, and based on definite result Switch Video back method easily.
In addition, this configuration allows the user to watch before this user's interest scene and the original video of point afterwards, even the user also is like this when watching summarized radio.
In the auxiliary video content playback auxiliary system that realizes based on the video playback of video content, this video playback device can be based on the video content displaying video, and can have:
Video corresponding informance receiving system (realizing) by for example link information receiving system 28, be used for by the information distributing server reception same video corresponding informance of communication network from distributing information, this information indication is as the corresponding relation of the same video of the identical partial video that comprises jointly in the multinomial video content;
A prompting point specified device is used for when indication prompting playback, based on the same video point the same video corresponding informance designated content that receives from information distributing server and based on specified same video point appointment point out point; And
Video playback apparatus is used for based on video content, from beginning to reproduce video by the prompting point of described prompting point specified device appointment.
The configuration of this class makes it possible to easily realize the prompting playback of important scenes, even also be like this for the video content that is not endowed the prompting dot information as yet.
In addition, because this video playback device need not to generate the video link information, so can simplify the configuration of this video playback device.
In the video content playback auxiliary system of auxiliary realization based on the video playback of video content, to the video playback device based on the video content displaying video, this information distributing server has information distributing server according to the present invention with distribution of information:
The video collecting apparatus is used for accumulating in advance multinomial video content;
The same video checkout gear is used to detect same video, and same video is the identical partial video that is comprised jointly by two or more multinomial video content in the video content of video collecting apparatus accumulation;
Video corresponding informance generating apparatus is used for the testing result based on the same video checkout gear, generates the same video corresponding informance, the corresponding relation of the same video that comprises in every video content of this information indication;
Video corresponding informance dispensing device is used for will sending to video playback device by the same video corresponding informance that video corresponding informance generating apparatus generates by communication network.
In the video content playback auxiliary system of auxiliary realization based on the video playback of video content, to based on the video playback device of video content displaying video, this information delivery program makes the computer with the video collecting apparatus that is used for accumulating in advance multinomial video content carry out following process to information delivery program according to the present invention with distribution of information:
Detect same video, same video is the identical partial video that is comprised jointly by two or more multinomial video content in the video content of video collecting apparatus accumulation;
Based on the result who detects same video, generate the same video corresponding informance, the corresponding relation of the same video that comprises in every video content of this information indication;
By communication network the same video corresponding informance that is generated is sent to video playback device.Effect of the present invention
According to the present invention, when indication prompting playback, specify the prompting point based on putting, and begin to carry out the prompting playback from specified prompting point by a plurality of same video in the video content of same video corresponding informance indication.
Therefore, the invention enables the prompting playback of the important scenes that can assist the video content of realizing or even be not endowed as yet the prompting dot information.
Description of drawings
Fig. 1 is the figure of example that the configuration of video playback device is shown, and has used in this equipment according to video content playback householder method of the present invention;
Fig. 2 is the flow chart that following example is shown: wherein video playback device detects and writes down the linking relationship testing process of the linking relationship between every video content, and the prompting replayed section that is used to carry out the prompting playback of video content;
Fig. 3 be illustrate by every video content of video content storage device 5 storage the schematic diagram of example of linking relationship;
Fig. 4 is the schematic views of example that the video display screen curtain of original video is shown;
Fig. 5 is the block diagram of another example that the configuration of video playback device is shown, and has used video content playback householder method in this equipment;
Fig. 6 shows the flow chart of the example of linking relationship testing process and replayed section, in the linking relationship testing process, video playback device detects the also linking relationship between the record video content project, in replayed section, determine the prompting playback or the playback of video type and execution original video;
Fig. 7 shows the schematic diagram of example of the video display screen curtain of summarized radio;
Fig. 8 shows the block diagram according to the example of the configuration of video content playback auxiliary system of the present invention;
Fig. 9 is the functional block diagram of example of functional configuration that each equipment of the video content playback auxiliary system shown in Fig. 8 is shown;
Figure 10 is the flow chart that the example of distribution procedure is shown, and in this process, video link information Distributor 10 is distributed to video playback device 20 with the video link information; And
Figure 11 is the functional block diagram of another example of functional configuration that each equipment of the video content playback auxiliary system shown in Fig. 8 is shown.
Label declaration
1 same video checkout gear
2 video link information tape decks
3 video link information storage devices
4 video playback apparatus
5 video content storage devices
6 original/summarized radios are determined device
Embodiment
First embodiment
Below with reference to the description of drawings first embodiment of the present invention.
Fig. 1 is the block diagram of example that the configuration of video playback device is shown, and has used in this equipment according to video content playback householder method of the present invention.
More particularly, in the present embodiment, video playback device is realized by DVR (hereinafter being also referred to as the HDD video tape recorder).Video playback device also can be that for example DVD recorder or the video cassette recorder of hard disk wherein have been installed.
As shown in Figure 1, video playback device comprises: same video checkout gear 1, video link information tape deck 2, video link information storage device 3, video playback apparatus 4 and video content storage device 5.
More particularly, video content storage device 5 is recording mediums, for example hard disk, DVD-R, CD-ROM or memory.In the present embodiment, the situation that video content storage device 5 is mounted in the hard disk in the HDD video tape recorder describes.
Video content storage device 5 is accumulated multinomial video content in advance, for example, and television program video or DVD video.
Video content storage device 5 is also stored the following content as video content: original video and the summarized radio that comprises the video scene (partial video) of a plurality of parts of this original video.
For example, the original video the relay broadcasting of video content storage device 5 storage such as sport events.
Video content storage device 5 is also stored summarized radio, for example, comprises the news program of the video scene of part sport event.
More particularly, same video checkout gear 1 is realized by the control module of HDD video tape recorder.Same video checkout gear 1 has the function of detection by the identical video scene that comprises jointly in two in the video content of video content storage device 5 accumulation or the more multinomial video content.
In the present embodiment, video content storage device 5 storage original video and summarized radios, therefore, same video checkout gear 1 is surveyed the identical video scene that comprises jointly in the original video that extracted and the summarized radio.
For example, the video scene that comprises jointly in the relay broadcasting of same video checkout gear 1 detection sport event and the news program.
Generally speaking, for example the summarized radio of news program comprises important scene usually, for example the video scene of score scene in the original video of sportscast program or classical action.
In the present embodiment, for example the summarized radio of news program is used to extract the common scene of original video and summarized radio, thereby for example detects the important scenes in the original video of broadcast program of match.
More particularly, video link information tape deck 2 is realized by the control module of HDD video tape recorder.
Video link information tape deck 2 has based on the position of the same scene between every video content of testing result record of same video checkout gear 1 and the function of linking relationship.
In the present embodiment, video link information tape deck 2 generates the video link information based on the testing result of same video checkout gear 1, the corresponding relation (linking relationship) of the same video scene that comprises in every video content of this video link information indication.Video link information tape deck 2 stores the video link information that is generated in the video link information storage device 3 into then.
More particularly, video link information storage device 3 memory devices by the HDD video tape recorder (for example, memory or hard disk) are realized.The video link information that 3 storages of video link information storage device are generated by video link information tape deck 2.
More particularly, video playback apparatus 4 is realized by the control module and the input/output interface of HDD video tape recorder.Video playback apparatus 4 has and is used for extracting the function of video contents and reproducing the function of video based on the video content that is extracted from video content storage device 5 according to user's playback indication.
For example, video playback device is connected to display device (for example, display) and voice-output device (for example, loud speaker).Based on video content, video playback apparatus 4 display video and send voice on display from voice-output device.
Perhaps, based on video content, video playback apparatus 4 can be by the network execute bit stream distribution such as the internet.
Video playback apparatus 4 also has following function: when reproducing original video, from video link information storage device 3, extract and the corresponding video link information of original video, and, show the link information of regulation with video based on the video link information that is extracted.
In the present embodiment, video playback apparatus 4 is specified in the original video same scene that comprises jointly with corresponding summarized radio based on the video link information.Video playback apparatus 4 is specified the prompting points based on a plurality of points of the same scene of each appointment then, and shows the link information of the prompting point that comprises each appointment with this video.
Video playback apparatus 4 also has following function: indicating prompting during playback as the user during the playback original video, specify the prompting point based on the video link information; And the prompting playback that begins to carry out video from specified prompting point.
Below operation is described.Fig. 2 is the flow chart that the example of linking relationship testing process and prompting replayed section is shown, in the linking relationship testing process, video playback device detects and writes down the linking relationship between every video content, and in the prompting replayed section, video playback device is carried out the prompting playback of video content.
At first the operation of the linking relationship testing process that is used to detect and write down the linking relationship between every video content is described below.
Same video checkout gear 1 extracts and obtains every video content (step S101) from video content storage device 5.
In the present embodiment, same video checkout gear 1 extracts original video and the summarized radio by 5 storages of video content storage device at predetermined regularly place.
For example, when the record that is programmed in execution and video content were stored in the video content storage device 5 again, same video checkout gear 1 extracted every video content from video content storage device 5.
Perhaps, same video checkout gear 1 can extract every video content according to the indication from the user from video content device 5.Same video checkout gear 1 can also extract every video content from video content storage device 5 after the process predetermined time interval.
1 pair of every video content that is extracted of same video checkout gear compares with search and detects common scene (step S102).In this case, same video checkout gear 1 detects following video scene and is same scene: wherein same video is continuous on time series except that screen captions and noise section.
For example, same video checkout gear 1 is the characteristic quantity that every video content being extracted is sought the every frame video that comprises in the video.
Similarity degree between the partial video that the characteristic quantity that 1 use of same video checkout gear has searched out is found to comprise in every video content.
Same video checkout gear 1 determines whether the similarity degree of having found equals or exceeds predetermined threshold.The scene that same video checkout gear 1 equals the similarity degree between every video content the partial video of threshold value then at least is defined as same scene.
For example among the JP-A-2002-58049 method that is used for determining the same scene between every video content is being described.
When detecting common scene, video link information tape deck 2 generates and writes down the video link information (step S103) of detected same scene.
For example, suppose in step S102 that it is same scene that same video checkout gear 1 detects the scene from " 10:12:12 " to " 40:112:22 " that comprises the scene from " 10:40:45 " to " 10:40:55 " that comprises among the video A and the video B.
In this case, video link information tape deck 2 generates the video link information: " video A:10:40:45-10:40:55=video B:40:12:12-40:12:22 ".Video link information tape deck 2 stores the video link information that is generated in the database (video link information storage device 3) then.
For example, the partial video of the sport event such as the score scene is included in the summarized radio of news program usually.
In this case, same video checkout gear 1 compares the original video of news video and sport event, and for example the score scene detection is common same scene.
Based on testing result, video link information tape deck 2 generates then and writes down and comprises as the summarized radio of the score scene of same scene and the video link information of original video.
For example, the video scene of the summarized radio of video link information tape deck 2 by will being detected as same scene and the video scene of original video place corresponding relation, thereby generate the video link information.
All video contents execution the process from step S101 to step S103 of video playback device to having stored by video content storage device 5.Video playback device is the video link information that has been generated and write down same scene by all video contents of video content storage device 5 accumulations then.
Fig. 3 is the schematic views that illustrates by the example of the linking relationship of every video content of video content storage device 5 storage.
In Fig. 3, video A is the original video of the broadcast program of sport event for example.Each is the summarized radio of news program of partial video that comprises the incident of video A for video B and video C.
Video playback device detects the common scene (partial video 301,302,303,305 among Fig. 3 and partial video 311,312,313 and 314) that comprises among video A and the video B, and generates and the linking relationship 331,332,333 of each common scene of record indication and 334 video link information.
Video playback device also detects the common scene (partial video 302,304,305 among Fig. 3 and partial video 321,322,323) that comprises among video A and the video C, and generates and the linking relationship 341,342 of each common scene of record indication and 343 video link information.
Video link information tape deck 2 can be set to not generate when same scene between detected every video content is commercial message (hereinafter referred is " CM ") scene the video link information.For example, video playback device has the database that is used for writing down in advance the CM video, and by with database in the CM video that writes down compare to determine whether detected same scene is the CM scene.
For example, in JP-A-2002-58049, described and be used for by comparing to determine the method for CM scene with the CM video of record in advance.
The CM video generally is created, thereby makes that the length of video is 15 seconds multiple.Therefore, video link information tape deck 2 can determine that whether the video length of detected same scene is 15 seconds multiple, and when definite video length is 15 seconds multiple, can determine that this same scene is the CM video.
The following describes the operation of the prompting replayed section of the prompting playback that is used to realize video content.
When video content was watched in hope, the user handled video playback device and imports playback with the instruction video content.Video playback apparatus 4 is according to the playback (step S104) of user's playback indication beginning video content.
In this case, video playback apparatus 4 extracts the video content that is used for playback by user's indication from video content storage device 5.Video playback apparatus 4 is then based on the video content displaying video that is extracted.
The following describes the situation of video playback apparatus 4 broadcast original videos in the present embodiment.
When the video content that is instructed to playback is original video, video playback apparatus 4 from video link information storage device 3, extract with the corresponding video link information of the video content that is played.
Video playback apparatus 4 is realized demonstration on the video display apparatus based on video content then, and the demonstration of the link information of realizing based on the video link information that is extracted comprising that the prompting point shows.
In this case, when the link information that exists with the corresponding multinomial video of video content that just is being played, video playback apparatus 4 extracts the link information of all videos, and shows the link information that comprises all prompting points based on the video link information that is extracted.
Fig. 4 is the schematic views of example that the video display screen curtain of original video is shown.As shown in Figure 4, video playback apparatus 4 is based on video content display video 41.
For example, video playback apparatus 4 shows the relay video of the sport event such as football or baseball based on video content.In addition, as shown in Figure 4, video playback apparatus 4 shows link information 42 together when display video 41.Link information 42 comprises prompting point 43, as shown in Figure 4.
Video playback apparatus 4 can obtain information such as news analysis from news program, can obtain various review information such as news analysis by the internet, and can show this information together when display video 41 and link information 42.
Video playback apparatus 4 can also obtain athletic class information by the internet, and can show this information when display video 41 and link information 42 together.In addition, video playback apparatus 4 can identify athletic face or athletic uniform number by the video identification to video, and may be displayed on special exercise person active in this motion event and show the scene of these sportsmen being carried out feature.
During playback video content (original video), when the user wishes to suspend playback or during the prompting playback of the video realizing just being played, the user handles video playback device and imports indication.
Video playback apparatus 4 determines whether the user has imported indication (step S105) during the video content playback.When determining as yet not input indication, video playback apparatus 4 continues the playback video content.
Determining when having imported indication, video playback apparatus 4 determines that these instruction contents are indications (step S106) of importing for the indication of " prompting playback " input or for " playback time-outs ".
At the instruction content of determining the input indication is when being used for " playback time-out ", and video playback apparatus 4 suspends the playback of video content and stops this process.
At the instruction content of determining input indication is when being used for " prompting playback ", the prompting point of video playback apparatus 4 designateds, and begin to realize prompting playback (step S107) from the prompting point of appointment.
For example, " prompting playback " button 44 that the user selects to comprise in the link information 42 on the video display screen curtain shown in Fig. 4 is imported indication, when video playback apparatus 4 determines to have imported " prompting playback " indication, carries out the prompting playback.
In this case, video playback apparatus 4 based on the corresponding video link information of the video content that just is being played designated content in the homologous field sight spot, and specify the prompting point based on specified homologous field sight spot.
Video playback apparatus 4 begins to carry out the prompting playback based on video content from specified prompting point then.
When having specified a plurality of prompting point according to the indication of being imported " prompting playback ", video playback apparatus 4 is selected from the prompting point of a plurality of appointments and the immediate prompting point of current playback time point, and begins to realize the prompting playback from selected prompting point.
Except being appointed as the prompting point by the starting point of the same scene in the video content of video link information indication, video playback apparatus 4 also can be appointed as the prompting point with the point of specific time interval before the starting point of same scene.
Based on specified prompting point, video playback apparatus 4 can begin to carry out the prompting playback then from the point of specific time interval before the starting point of same scene.For example, video playback apparatus 4 can begin to carry out the prompting playback from the point of fixing second (for example, 5 seconds) before the starting point of same scene.
Video playback apparatus 4 also can by realize comprising in the video content to the video identification of video or the voice recognition of the sound that comprises in the video content is detected the change point of video scene.
Video playback apparatus 4 can be put up with the change point of the video scene before the starting point of same scene and be appointed as the prompting point based on detecting result and the video link information that changes point then, realizes the prompting playback then.
When the video that just is being played is the broadcast program of baseball game, video playback apparatus 4 can detection office change point or the change point of the just batting before the starting point of same scene, the change point from change point of this innings or the just batting before the starting point of same scene begins to realize the prompting playback then.
In this case, the counting that video playback apparatus 4 can be carried out the batting/pitching/striking out that comprises in the video identification of the video of scoring plug or the relay video shows, thereby determines that this video is the change of office or the change of batting.Video playback apparatus 4 begins execution from the point of change point of the change point that is confirmed as office or batting then and points out playback.
When the video that just is being played was the broadcast program of football match, video playback apparatus 4 can detect just starting the clock a little before the starting point of same scene, can a little begin to realize the prompting playback from starting the clock before the starting point of same scene just then.
In these cases, the voice recognition that video playback apparatus 4 is realized the voice data that comprises in the video content, thus detect the point that the judge blows a whistle.The starting point that the point that the judge that video playback apparatus 4 will be heard then blows a whistle is defined as competing, and begin to realize the prompting playback from the point of the starting point that is confirmed as competing then.
When specifying a plurality of prompting point, remove from beginning to realize that with the immediate prompting point of current play time video playback apparatus 4 can select to be confirmed as in a plurality of prompting points the prompting point of important scene the prompting playback, playback is pointed out in realization then.
In this case,, give the scene that each points out point, and video playback apparatus 4 begins to realize the prompting playback from selected prompting point then then according to the prompting point of importance degree selection important scenes with importance degree according to the condition of predesignating.
For example, when the scene of sports broadcast had been adopted by a plurality of news programs, video playback apparatus 4 can define importance degree according to the number of the news program that adopts this scene.
In this case, video playback apparatus 4 is found out the number of the project of the video link information that is linked to the same scene that comprises in the original video, as the importance degree of this scene.The importance degree that video playback apparatus 4 is selected wherein to be obtained then equals the prompting point of the scene of setting at least, and carries out the prompting playback.
For example, in example shown in Figure 3, the partial video 301 that comprises among the original video A and the partial video 302 that relatively demonstrates of partial video 302 are included among summarized radio B and the C jointly, but partial video 301 only is comprised among the summarized radio B.
The importance degree that video playback apparatus 4 is found out partial video 302 then is " 2 ", and the importance degree of partial video 301 is " 1 ", is important scenes thereby determine partial video 302 according to the importance degree that is obtained.Video playback apparatus 4 is then from beginning to realize the prompting playback with the partial video 302 corresponding prompting points that are confirmed as important scenes.
Perhaps, can allow customization to be used for method based on the prompting playback of for example user's interest.For example, video playback apparatus 4 can be according to user's customization, selects to point out a little as reuse scenario by the scene that will use in news program that the user likes or broadcasting station, and therefore realizes the prompting playback.
As mentioned above, according to present embodiment, video playback device generates such video link information, the linking relationship of the same scene that comprises jointly in every video content of its indication.Then, when indication prompting playback, video playback device is according to specifying the prompting point by the point of the same scene in the indicated video content of video link information, and begins to realize the prompting playback from specified prompting point.
As a result, even when reproducing the video content of being accumulated be not endowed the prompting dot information as yet, also can automatically give the prompting dot information, and when watching original video, can begin to realize the prompting playback from the point of the scene that summarized radio, adopted.
In addition, even the user does not finish editor or playback operation as yet before watching, also can utilize the scene that in summarized radio, adopts to play important scenes.
Therefore, even for the video content that is not endowed the prompting dot information as yet, can realize easily that also the prompting of important scenes is play.
Second embodiment
Below with reference to the description of drawings second embodiment of the present invention.
Fig. 5 shows the block diagram of another example of the configuration of video playback device, has used video content playback householder method in this video playback device.
More particularly, in the present embodiment, equally among video playback device and first embodiment realize by the HDD video tape recorder.This video playback device can for example be that the DVD recorder or the video cassette recorder of hard disk wherein have been installed.
As shown in Figure 5, this video playback device comprises also that except that the element shown in first embodiment original/summarized radio determines device 6.
In addition, the video playback device in the present embodiment and the difference of first embodiment are that the function of the function of video playback apparatus 4A and the video playback apparatus shown in Fig. 14 is different.
That describes among the function of same video checkout gear 1, video link information tape deck 2, video link information storage device 3 and video content storage device 5 and first embodiment is identical.
More particularly, original/summarized radio is determined the control module realization of device 6 by the HDD video tape recorder.Original/summarized radio determines that device 6 has following function: when the user indicated playback, definite video content that has been instructed to playback was original video or summarized radio.
In the present embodiment, when the user indicates the displaying video content, original/summarized radio determine device 6 based on the corresponding video link information of the video content that is instructed to playback, from video content storage device 5, extract and be instructed to the video content of playback, and the video content that comprises and be instructed to the common same scene of the video content of playback.
Original/summarized radio determines that the arbitrary content in the definite then video content that is extracted of device 6 is original video or summarized radio.
More particularly, video playback apparatus 4A is realized by the control module and the input/output interface of HDD video tape recorder.
Described in first embodiment, video playback apparatus 4A has the function that is used for reproducing according to user's playback indication video.
Video playback apparatus 4A also has when playing original video, points out the function of playback according to user's playback indication realization, described in first embodiment.
Except that the function shown in first embodiment, video playback apparatus 4A also has when reproducing summarized radio, according to user's indication, extracts and the reproducing part original video.
In the present embodiment, during the playback summarized radio, video playback apparatus 4A based on the corresponding video link information of summarized radio, determine whether to exist the original video that comprises with the common same scene of this summarized radio.
Exist when comprising the original video of same scene determining, video playback apparatus 4A shows the video that just is being played and the indication of pointing out to play with the corresponding original video of summarized radio on display device.During the playback summarized radio, when the user indicated the playback original video, video playback apparatus 4A play the partial video with the corresponding original video of summarized radio then.
In the present embodiment, video playback apparatus 4A indicates according to the user, plays before the same scene in original video just or the partial video at some place afterwards.
Below operation is described.
Fig. 6 shows the flow chart of the example of the example of linking relationship testing process and replayed section, in the linking relationship testing process, video playback device detects the also linking relationship between the record video content project, in replayed section, video playback device is determined video type and is carried out prompting playback or original video playback.
Below at first to detect and the record video content project between the operation of linking relationship testing process of linking relationship describe.
In Fig. 6, the process from step S201 to step S203 is identical with the process from step S101 to step S103 first embodiment.In other words, according to the process identical with first embodiment, video playback device detects the video scene that comprises in every video content, generates and the recording of video link information.
Next, to determining that wherein the video type and the operation of the replayed section of carrying out prompting playback or original video playback describe.
When video content was watched in hope, the user operated the indication that video playback device input is used for the playback video content.Original/summarized radio is determined the indication that is used for playback (step S204) that device 6 receives according to user's indication.
Original/summarized radio determines that it is original video or summarized radio (step S205) that device 6 definite users have indicated the video content of playback.
In this case, original/summarized radio determines that device 6 extracts and the corresponding video link information of video content that is instructed to playback from video link information storage device 3.Based on the video link information that is extracted, original/summarized radio determines that device 6 also extracts the video content that has been instructed to playback and comprises video content with the common same scene of the video content that has been instructed to playback from video content storage device 5.
Original/summarized radio determines that any video content in the definite then video content that is extracted of device 6 is original video or summarized radio.
For example, summary is the video of being created by the cutting out section original video, and can determine by the following method.
In the summarized radio of for example news program, the content of video scene is before feature is partly competed the scene of broadcasting and change very big afterwards.On the contrary, in the original video of the broadcast program of competing, the video scene of similar content is generally broadcasted continuously.
Original/summarized radio determines that device 6 extracts before the same scene that comprises in every video content and the video scene of point afterwards, and frame video that calculates same scene and similarity degree between frame video preceding and that put in the back.Original/summarized radio determines that device 6 compares the similarity degree that is obtained then, and the video content (video content of the less change of video scene) of similarity degree is an original video thereby determine to have greatly.
Original/summarized radio determines that it is summarized radio that device 6 also determines to have the video content of low similarity degree (video scene changes bigger).
Based on definite result, original/summarized radio determines that device 6 will be that original video and which video are that the information of summarized radio is added the video link information by 3 storages of video link information storage device to about which video.
In the situation that video A and video B are compared shown in Figure 3, for example, original/summarized radio determines that device 6 definite video A are original videos, and video B is a summarized radio, and the video link information is updated to " video A:10:40:45-10:40:55 (original)=video B:40:12:12-40:12:22 (summary) ".
In the situation that video A and video C are compared shown in Figure 3, for example, original/summarized radio determines that device 6 definite video A are original videos, and video C is a summarized radio, and the video link information is updated to " video A:10:53:08-10:53:48 (original)=video C:41:20:43-41:21:23 (summary) ".
In addition, original/summarized radio determine device 6 can also based on the broadcast date of video content (for example, broadcast program) and time, airtime at interval and program category determine that video is original video or summarized radio.
For example, in the broadcast date of a video content that is extracted and time when longer at interval early than other video contents and airtime, original/summarized radio determines that device 6 can have this early broadcast date and time and video content item at interval of longer airtime is defined as original video.
In addition, be " motion " at the program category of a video content that is extracted, and the program category of another video content is when being " news ", original/summarized radio determines that device 6 can be defined as original video for the video content of " motion " with program category.
When the video content that is instructed to playback was confirmed as original video, video playback apparatus 4A began the playback (step S206) of this video content based on the video content that is instructed to playback.The process of step S104 among the process of reproducing original video and first embodiment is identical.
Video playback apparatus 4A determines whether the user has imported as the indication of importing during the playback original video, and determines that this instruction content is used for the indication input of " prompting playback " or (step S207) imported in the indication that is used for " playback time-out ".
When determining to have imported the indication that is used for " prompting playback ", the prompting point of video playback apparatus 4A designated, and begin to carry out the prompting playback (step S208) of video from specified prompting point.
Identical to the process from step S105 to step S107 among the process of the prompting playback of original video and first embodiment.
When definite video content that has been instructed to playback was summarized radio, video playback apparatus 4A extracted the video content that has been instructed to playback from video content storage device 5, and the video playback of beginning summarized radio.Video playback apparatus 4A also based on the corresponding video link information of this summarized radio, determine whether to exist the original video that comprises with the common same video of this summarized radio.
If video playback apparatus 4A determines to exist the original video that comprises same scene, then video playback apparatus 4A shows summarized radio that just is being played and the indication (step S209) of indicating original video to be played simultaneously.
Fig. 7 shows the explanatory view of example of the video display screen curtain of summarized radio.
As shown in Figure 7, video playback apparatus 4A is based on video content display video 71.For example, based on video content, video playback apparatus 4A shows the news video that comprises score scene in football or the baseball game.
In addition, as shown in Figure 7, video playback apparatus 4A display video 71 shows the demonstration 72 and 73 that the indication original video can be played simultaneously.
In Fig. 7, show that (being also referred to as " previous scene playback " button hereinafter) 72 is used to import indication and plays the just indication of the partial video of the point before same scene in the original video.
In addition, show that (being also referred to as " subsequent scenario playback " button hereinafter) 73 is used to import indication and plays the just indication of the partial video of the point after same scene in the original video.
During playback video content (summarized radio), when the user wished to play original video or wishes to suspend playback, the user operated video playback device and imports indication.The user imported the indication after, video playback apparatus 4A determine this instruction content be for " broadcast original video " input indication or for " time-out playback " input indication (step S210).
If it is to be the indication of " time-out playback " input that video playback apparatus 4A determines instruction content, then video playback apparatus 4A suspends the playback of this video content and stops this process.
When to determine instruction content be indication for " playback original video " input, video playback apparatus 4A extracted and the corresponding original contents of summarized radio (original contents that comprises same scene) that just is being played from video content storage device 5.Video playback apparatus 4A plays the original video (step S211) that is extracted then.
For example, the user selects " the previous scene playback " button 72 on the video display screen curtain among Fig. 7 to import indication, and video playback apparatus 4A plays in the original video that is extracted the just partial video of the point before same scene.
Example as an alternative, the user selects " subsequent scenario playback " button 73 on the video display screen curtain shown in Fig. 7 to import indication, and video playback apparatus 4A plays in the original video that is extracted the just partial video of the point after same scene.
Described in the explanation of front, according to present embodiment, video playback device determines that the video content as playback object is original video or summarized radio.
In addition, when reproducing summarized radio, video playback device is indicated according to the user and is play corresponding original video.Therefore, even when watching summarized radio, the user also can watch the original video of the point before or after this user's interest scene.
For example, when watching the sports news program, the user may wish to watch the just scene before or after the video scene of score scene or the classics action that quilt is emphasized in news.In this case, even when watching news program, the user also can watch the just video scene before the quilt scene of emphasizing in news, perhaps can watch next video scene.
The 3rd embodiment
Below with reference to the description of drawings third embodiment of the present invention.
Fig. 8 shows the block diagram according to the ios dhcp sample configuration IOS DHCP of video content playback auxiliary system of the present invention.
As shown in Figure 8, video content playback auxiliary system comprises link information Distributor 10 and a plurality of video playback device 20.
In addition, as shown in Figure 8, the link information Distributor 10 in the video content playback auxiliary system is connected by the communication network such as the internet 100 with each video playback device 20.
In the present embodiment, each video playback device 20 is based on the prompting playback of video link information execution to original video, as described in first embodiment.
In the present embodiment, each video playback device 20 can not self generate the video link information, but realizes the prompting playback of original video by the video link information distribution services from the ISP.
Fig. 9 shows the functional block diagram of example of the functional configuration of each equipment in the video content playback auxiliary system shown in Fig. 8.
Link information Distributor 10 is the servers by ISP's management of distribution of video link information.More particularly, link information Distributor 10 is realized by the messaging device such as personal computer.
As shown in Figure 9, link information Distributor 10 comprises: same video checkout gear 11, video link information tape deck 12, video link information collecting apparatus 13, video content collecting apparatus 15, request receiving system 17, link information extraction element 18 and link information dispensing device 19.
More particularly, video content collecting apparatus 15 is realized by the database facility of link information Distributor 10.Video content collecting apparatus 15 is accumulated multinomial video content in advance, for example, and television program video or DVD video.
Video content collecting apparatus 15 storage is as the following content of video content: original video and comprise this original video of a part the summarized radio of a plurality of video scenes.
More specifically, same video checkout gear 11 is realized by the CPU according to the link information Distributor 10 of procedure operation.
Same video checkout gear 11 has the function that is used for extracting by the function of every video content of video content collecting apparatus 15 accumulations and is used to detect the same scene that every video content comprises.
The function of the same video checkout gear 1 among the basic function of same video checkout gear 11 and first embodiment is identical.
More particularly, video link information tape deck 12 is realized by the CPU according to the link information Distributor 10 of procedure operation.Video link information tape deck 12 has the testing result that is used for based on same video checkout gear 11 and generates the also function of recording of video link information.
The function of the video link information tape deck 2 among the basic function of video link information tape deck 12 and first embodiment is identical.
More particularly, video link information collecting apparatus 13 is realized by the database facility of link information Distributor 10.The video link information that 13 accumulations of video link information collecting apparatus have been generated by video link information tape deck 12.
More particularly, request receiving system 17 is realized by CPU and network interface according to the link information Distributor 10 of procedure operation.Asking receiving system 17 to have to be used to receive is used for by the function of communication network 100 from the request of video playback device 20 distribution of video link informations.
More particularly, link information extraction element 18 is realized by the CPU according to the link information Distributor 10 of procedure operation.
Link information extraction element 18 has and is used for based on the request that is used to distribute that receives of request receiving system 17, gets from video link information collecting apparatus 13 and is requested the video link information distributed.
More particularly, link information dispensing device 19 is realized by CPU and network interface according to the link information Distributor 10 of procedure operation.
Link information dispensing device 19 has the function that is used for sending to by the video link information that communication network 100 will have been extracted by link information extraction element 18 video playback device 20.
More particularly, video playback device 20 is realized by DVR.Video playback device 20 can be DVD recorder or video cassette recorder.As shown in Figure 9, video playback device 20 comprises video playback apparatus 24, video content storage device 25, send-request unit 27 and link information receiving system 28.
Video content storage device 25 more specifically is a storage medium, for example, and hard disk, DVD-R, CD-ROM or memory.The video content of video content storage device 25 storages such as television program video or DVD video.
Video content storage device 25 is stored as video content with original video and the summarized radio that comprises a plurality of video scenes of a part of original video.
Video playback apparatus 24 is more specifically realized by the control module and the input/output interface of HDD video tape recorder.Video playback apparatus 24 has and is used for extracting video contents and being used for reproducing based on the video content that is extracted according to user's operation the function of video from video content storage device 25.
Video playback apparatus 24 also has the function that is used for carrying out according to user's indication the prompting playback when reproducing original video.The function of the video playback apparatus 4 among the basic function of video playback apparatus 24 and first embodiment is identical.
Send-request unit 27 is more specifically realized by the control module and the network interface of HDD video tape recorder.
Send-request unit 27 has the function that is used at predetermined regularly place sending to by the request that communication network 100 will be used for the distribution of video link information link information Distributor 10.
For example, when storing into video content in the video content storage device 25 again, the request that send-request unit 27 will be used to distribute with the corresponding video link information of video content that is write down sends to link information Distributor 10 at record that execution is programmed.
Perhaps, send-request unit 27 can be indicated according to the user, and the request that will be used for the distribution of video link information sends to link information Distributor 10.Once more, send-request unit 27 can be through after each predetermined time interval, will be used to distribute with request by the corresponding video link information of video content storage device 25 stored video content send to link information Distributor 10.
Link information receiving system 28 is more specifically realized by the control module and the network interface of HDD video tape recorder.Link information receiving system 28 has and is used for receiving function from the video link information of link information Distributor 10 by communication network 100.
In the present embodiment, the memory device, stores of link information Distributor 10 is used for the video link information is distributed to the various programs of video playback device 20.
For example, the memory device, stores information delivery program of link information Distributor 10, information delivery program makes computer carry out following process: detect same video, wherein same video is by the identical partial video that comprises jointly in two of the video content of video collecting apparatus accumulation or the more multinomial video content; Generate the same video corresponding informance based on the same video testing result, wherein the corresponding relation of the same video that comprises in every video content of this information indication; By communication network the same video corresponding informance that is generated is sent to video playback device.
Describe at operation below
In the present embodiment, the user of each video playback device 20 imports relative ISP's contract in advance, to use video link information distribution services.
For example, each video playback device 20 will comprise that by communication network 100 user profile of user name and station address information sends to link information Distributor 10, comes this user profile of registered in advance according to user's operation.Link information Distributor 10 is issued user ID to each video playback device 20 of registered users then.
The same video checkout gear 11 of link information Distributor 10 extracts the video content by 15 accumulations of video content collecting apparatus as requested, and detects same scene.
Video link information tape deck 12 also generates the video link information that need record in the video link information collecting apparatus 13 as requested.
In the present embodiment, link information Distributor 10 generate and the process of recording of video link information and first embodiment in process from step S101 to step S103 identical.
The following describes link information Distributor 10 and be used for the video link information is distributed to the operation of video playback device 20.
Figure 10 shows link information Distributor 10 and is used for the video link information is distributed to the flow chart of example of the distribution procedure of video playback device 20.
The send-request unit 27 of video playback device 20 sends to link information Distributor 10 (step S301) at predetermined regularly place by the request that communication network 100 will be used for the distribution of video link information.
For example, when video playback device 20 was carried out the record that is programmed, the dispense request that send-request unit 27 will comprise the content name of the video content that is write down sent to link information Distributor 10.
In this case, send-request unit 27 sends to link information Distributor 10 with user ID with dispense request by communication network 100.
Perhaps, make indication or when having passed through each predetermined time interval the user, the dispense request of content name that send-request unit 27 will comprise every video content of video content storage device 25 storage sends to link information Distributor 10.
When request receiving system 17 when receiving dispense request, link information Distributor 10 is carried out the process (step S302) that the user to video playback device 20 authenticates based on the dispense request that receives.
In the present embodiment, link information Distributor 10 authenticates the user based on the user ID that the dispense request with the video link information receives.Confirm this dispense request be from the registered user after, link information Distributor 10 is for example carried out the expense charging process of regulation and is come distribution of information is charged.
Confirm dispense request be from the registered user after, link information extraction element 18 extracts from video link information collecting apparatus 13 and has been requested the video link information (step S303) distributed.
In this situation, link information extraction element 18 extracts the video content title that comprises in the dispense request that receives, and extracts and the corresponding video link information of this video content title that extracts from video link information collecting apparatus 13 then.
In addition, link information dispensing device 19 sends to video playback device 20 by the video link information that communication network 100 will have been extracted by link information extraction element 18.
After receiving the video link information, the link information receiving system 28 of video playback device 20 stores the video link information that receives in the memory device (for example, hard disk or memory) (step S305).
When the user indicated playback, the video playback apparatus 24 of video playback device 20 extracted the video content that has been instructed to playback from video content storage device 25, begins playback then.
When original video just is played, the video link information that video playback apparatus 24 receives based on link information receiving system 28, while display video and the link information that comprises the demonstration of prompting point on display device.
Then, when the user imported indication " prompting playback ", video playback apparatus 24 began to carry out the prompting playback from the prompting point.The process that video playback apparatus 24 is used for playing original video is identical with the process of first embodiment from step S104 to step S107 with the process that video playback apparatus 24 is carried out the prompting playback.
As described in the explanation of front, according to present embodiment, video playback device 20 obtains the video link information by communication network 100 from link information Distributor 10.Video playback device 20 is carried out the prompting playback based on the video link information that is obtained then.
Therefore, even, also can easily carry out the prompting playback of important scenes for the video content that is not endowed the prompting dot information as yet.In addition, because video playback device 20 need not to generate the video link information, so can simplify the configuration of video playback device 20.
The 4th embodiment
Below in conjunction with the description of drawings fourth embodiment of the present invention.
Figure 11 shows the functional block diagram of example of the another kind of functional configuration of each equipment in the video content playback auxiliary system shown in Fig. 8.
In the present embodiment, the function of the link information Distributor 10 among the function of link information Distributor 10 and the 3rd embodiment is identical.
In the present embodiment, except that the element of the video playback device shown in Fig. 8 20, video playback device 20A comprises that also original/summarized radio determines device 26.
In the present embodiment, video playback device 20A and the difference of the 3rd embodiment are that the function of the function of video playback apparatus 24A and the video playback apparatus shown in Fig. 8 24 is different.
The function of video content storage device 25, send-request unit 27 and link information receiving system 28 is all identical with the function of these elements among the 3rd embodiment.
Original/summarized radio determines that device 26 particularly realized by the control module of HDD video tape recorder.Original/summarized radio determines that it is the original video or the function of summarized radio that device 26 has the video content of determining to be instructed to playback when the user indicates playback.
Original/summarized radio determines that the basic function of device 26 determines that with the original/summarized radio shown in second embodiment function of device 6 is identical.
In addition, server can be given the same video corresponding informance as metadata with original and summary attribute, and original/summarized radio determines that device 26 can use this metadata to determine that video is original video or summarized radio.
More specifically, video playback apparatus 24A is realized by the control module and the input/output interface of HDD video tape recorder.Video playback apparatus 24A has the function that is used for reproducing according to user's playback indication video content.
Video playback apparatus 24A also have be used for when original video just is played according to the user be used to point out the indication of playback to carry out the function of prompting playback.Video playback apparatus 24A also has and is used for when reproducing summarized radio according to user's the indication extraction and the function of reproducing part original video.
The basic function of video playback apparatus 24A is identical with the function of the video playback device 4A shown in second embodiment.
Next description operation.In the present embodiment, link information Distributor 10 generate and the process of the video link information that record is necessary and link information Distributor 10 according to identical with these processes among the 3rd embodiment from the process of the request distribution of video link information of video playback device 20A.
When the user indicated the playback video content, the original/summarized radio of video playback device 20 was determined device 26 based on the video link information that is received by link information receiving system 28, and definite video content that has been instructed to playback is original video or summarized radio.
Original/summarized radio determines that device 26 is used for determining that original video still is that the process of the step S205 among process and second embodiment of summarized radio is identical.
When the video content that is instructed to playback was confirmed as original video, video playback apparatus 24A extracted the video content that has been instructed to playback from video content storage device 25, begins playback then, as described in the 3rd embodiment.
Based on the video link information that link information receiving system 28 receives, video playback apparatus 24A is display video and show the link information that comprises the demonstration of prompting point simultaneously on display device also.Then, when the user imported indication " prompting playback ", video playback apparatus 24A began to carry out the prompting playback of video from the prompting point.
When the video content that is instructed to playback was confirmed as summarized radio, video playback apparatus 24A extracted the video content that has been instructed to playback from video content storage device 25, begins the playback of summarized radio then.
When being stored in the video content storage device 25 with the corresponding original video of the summarized radio that just is being played, video playback apparatus 24A show the summarized radio just be played the time, show together and point out the indication that original video can be played.
During the summarized radio playback, when the user wished to play original video, the user operated video playback device 20A and imports indication.When definite user had imported indication " original video playback ", video playback apparatus 24A extracted and the corresponding original video of summarized radio that just is being played from video content storage device 25, plays this original video then.
Video playback device 20A plays the process of summarized radio and indicates among the process of extracting and play original video and second embodiment process from step S209 to step S211 identical according to the user during the summarized radio playback.
As described in the explanation of front, according to present embodiment, video playback device 20A determines that the video content as playback object is original video or summarized radio.Video playback device 20A also indicates the original video of playing correspondence according to the user during the playback of summarized radio.
Therefore, the user can watch before this user's interest scene and the original video of point afterwards, even also be like this when this user is watching summarized radio.
In addition, video playback device 20A need not to generate the video link information, therefore can simplify the configuration of video playback device 20A.
Possible industrial use
The present invention can be applied to the video playback device based on the video content displaying video, for example, DVR. Particularly, use the invention enables and to realize easily that the prompting of video returns Put. The present invention can also be applied to for to video playback device distribution about multinomial video content it Between the information distribution services of information of linking relationship.

Claims (22)

1. one kind is used for assisting the video content playback householder method that realizes based on the video playback of video content, may further comprise the steps:
Obtain the same video corresponding informance, this information indication is as the corresponding relation of the same video of the identical partial video that comprises jointly in the multinomial video content;
When indication prompting playback, specify the prompting point based on the same video point in the described same video corresponding informance designated content of obtaining and based on described specified same video point; And
Based on video content, begin to reproduce video from described specified prompting point.
2. one kind is used for assisting the video content playback householder method that realizes based on the video playback of video content, may further comprise the steps:
Accumulate multinomial video content in advance;
Detect same video, described same video is the identical partial video that two or more multinomial video content comprise jointly in the described video content of accumulating;
Based on the result who detects described same video, generate the same video corresponding informance, the corresponding relation of the same video that comprises in every described video content of this information indication;
When indication prompting playback, specify same video point in the described video content based on the described same video corresponding informance that generates, and specify based on described specified same video point and to point out point; And
Based on described video content, begin to reproduce video from described specified prompting point.
3. video content playback householder method as claimed in claim 2, wherein:
Original video is accumulated as video content with the summarized radio that comprises the partial video of a part of original video;
The same section video that comprises jointly in described original video of having been accumulated and the described summarized radio is detected; And
The partial video by making the described summarized radio that has been detected and the partial video of described original video place corresponding relation, thereby generate the same video corresponding informance.
4. as any described video content playback householder method in the claim 1 to 3, wherein, when indication prompting playback, based on described same video corresponding informance, the point of specific time interval is designated as the prompting point before the starting point of the same video in video content.
5. as any described video content playback householder method in the claim 1 to 3, wherein:
By the sound that comprises in the video that comprises in the identification video content or the identification video content, the video scene that detects in the video content changes point; And
Based on described testing result and same video corresponding informance, just the change of the video scene before the starting point of the same video in video content point is designated as the prompting point.
6. as any described video content playback householder method in the claim 1 to 5, wherein:
When specifying a plurality of prompting point according to the indication that is used to point out playback during the playback at video content, select in the prompting point of described a plurality of appointments the prompting point of approaching current broadcast point; And
From described selecteed prompting point beginning displaying video content.
7. as any described video content playback householder method in the claim 1 to 5, wherein:
When specifying a plurality of prompting point according to the indication that is used to point out playback during the playback at video content, importance degree according to the rules selects that any one points out point in the prompting point of described a plurality of appointments; And
From described selecteed prompting point beginning displaying video content.
8. as any described video content playback householder method in the claim 1 to 7, may further comprise the steps:
When the indication playback comprises summarized radio as the partial video of the part of original video, determine whether to exist the original video that comprises with the common same video of described summarized radio based on the same video corresponding informance;
Determine to exist when comprising the original video of described same video, reproduce described summarized radio and demonstration and point out the indication that can be played with the corresponding original video of described summarized radio; And
When indication playback original video, reproduce and the corresponding original video of described summarized radio that just is being played.
9. video content playback householder method as claimed in claim 8 wherein, when indication playback original video, based on the same video corresponding informance, is play in the original video the just partial video of the point before or after same video point.
10. video content playback householder method as claimed in claim 8 or 9 also comprises step: when indication playback video content, the video content of determining to be instructed to playback is original video or summarized radio; Wherein:
When the video content that is instructed to playback is confirmed as being summarized radio, plays described summarized radio, and show and to point out the indication that can be played with the corresponding original video of described summarized radio; And
When the video content that is instructed to playback is confirmed as being original video, plays described original video, and carry out the prompting playback of described original video according to the indication that is used to point out playback.
11. video content playback householder method as claimed in claim 10, wherein, when indication playback video content, find out the similarity degree between each the frame picture that comprises in the described video content, determine that based on the similarity degree that is obtained described video content is original video or summarized radio then.
12. one kind is used for auxiliary the realization and may further comprise the steps based on the video content playback householder method of the video playback of video content:
Server is accumulated multinomial video content in advance;
Described server detects same video, and described same video is the identical partial video that two or more multinomial video content comprise jointly in the described video content of accumulating;
Based on the result who detects described same video, described server generates the same video corresponding informance, the corresponding relation of the same video that comprises in every described video content of this information indication;
Described server is distributed to video playback device based on the video content displaying video by communication network with the described same video corresponding informance that generates;
When indication prompting playback, described video playback device is specified same video point the described video content based on the same video corresponding informance that receives from described server, and specifies the prompting point based on the point of described specified same video; And
Based on described video content, from described specified prompting point beginning displaying video.
13. video content playback householder method as claimed in claim 12 may further comprise the steps:
When indication playback video content, the video content that described video playback device determines to be instructed to playback is original video or summarized radio;
When the video content of determining to be instructed to playback was original video, described video playback device showed described original video and carries out the prompting playback of described original video according to the indication that is used to point out playback;
When the video content of determining to be instructed to playback was summarized radio, described video playback device shows described summarized radio and shows pointed out the indication that can be played with the corresponding described original video of described summarized radio; And
When being instructed to play original video during the playback summarized radio, described video playback device is play and the corresponding original video of described summarized radio that just is being played.
14. one kind is used for auxiliary the realization and comprises based on the video content playback auxiliary system of the video playback of video content:
Information distributing server is used for distributing information; And
Video playback device is used for reproducing video based on video content;
Wherein, described information distributing server comprises:
The video collecting apparatus is used for accumulating in advance multinomial video content;
The same video checkout gear is used to detect same video, and described same video is the identical partial video that two or more multinomial video content comprise jointly in the video content of described video collecting apparatus accumulation;
Video corresponding informance generating apparatus is used for generating the same video corresponding informance based on the testing result of described same video checkout gear, the corresponding relation of the same video that comprises in every described video content of this information indication;
Video corresponding informance dispensing device is used for sending to described video playback device by the same video corresponding informance that communication network will have been generated by described video corresponding informance generating apparatus; And
Described video playback device comprises:
A prompting point specified device is used for when indication prompting playback, based on the same video point from the same video corresponding informance designated content that described information distributing server receives, and specifies based on described specified same video point and to point out point; And
Video playback apparatus is used for based on described video content, from by the prompting point of described prompting point specified device appointment beginning displaying video.
15. video content playback auxiliary system as claimed in claim 14, wherein:
Described video playback device comprises that video type determines device, is used for when indication displaying video content, and the video content of determining to be instructed to playback is original video or summarized radio;
Wherein, described video playback apparatus:
When described video content determines that device is determined to be instructed to the video content of playback and is original video, play original video and carry out the prompting playback of described original video according to the indication that is used to point out playback;
When described video content determines that device is determined to be instructed to the video content of playback and is summarized radio, play described summarized radio and show and point out the indication that can be played with the corresponding described original video of described summarized radio; And
When original video is play in indication during the playback summarized radio, play and the corresponding original video of described summarized radio that just is being played.
16. one kind is used for auxiliary the realization and comprises based on the video content playback auxiliary equipment of the video playback of video content:
Video corresponding informance deriving means is used to obtain the same video corresponding informance, and this information indication is as the corresponding relation of the same video of the identical partial video that comprises jointly in the multinomial video content;
A prompting point specified device is used for when indication prompting playback, the same video point in the same video corresponding informance designated content of having obtained based on described video corresponding informance deriving means, and specify based on described specified same video point and to point out point; And
Video playback apparatus is used for based on video content, begins to reproduce video from described specified prompting point.
17. a video playback device that is used for reproducing based on video content video comprises:
Prompting point specified device, be used for when indication prompting playback, based on the same video point in the same video corresponding informance designated content of the corresponding relation of indicating the same video that comprises in every video content, and based on described specified same video point appointment prompting point; And
Video playback apparatus is used for based on video content, from beginning to reproduce video by the prompting point of described prompting point specified device appointment.
18. a video playback device that is used for reproducing based on video content video comprises:
Video storage device is used for accumulating in advance multinomial video content;
The same video checkout gear is used to detect same video, and described same video is the identical partial video that two or more multinomial video content comprise jointly in the video content of described video storage device accumulation;
Video corresponding informance generating apparatus is used for the testing result based on described same video checkout gear, generates the same video corresponding informance, the corresponding relation of the same video that comprises in every described video content of this information indication;
Prompting point specified device is used for the same video point based on the same video corresponding informance designated content of described video corresponding informance generating apparatus generation, and specifies the prompting point based on described specified same video point; And
Video playback apparatus is used for based on video content, begins to reproduce video from the prompting point of described prompting point specified device appointment.
19. video playback device as claimed in claim 18 has:
Video type is determined device, and the video content that is used for determining being instructed to playback when indication playback video content is original video or summarized radio;
Wherein, described video playback apparatus:
When described video content determines that device is determined to be instructed to the video content of playback and is original video, play described original video and carry out the prompting playback of described original video according to the indication that is used to point out playback;
When described video content determines that device is determined to be instructed to the video content of playback and is summarized radio, play described summarized radio and show and point out the indication that can be played with the corresponding described original video of described summarized radio; And
When indication playback original video during the playback summarized radio, play and the corresponding original video of described summarized radio that just is being played.
20. an auxiliary realization comprises based on the video playback device that is used for reproducing based on video content video in the video content playback auxiliary system of the video playback of video content:
Video corresponding informance receiving system is used for by the information distributing server reception same video corresponding informance of communication network from distributing information, and this information indication is as the corresponding relation of the same video of the identical partial video that comprises jointly in the multinomial video content;
Prompting point specified device is used for specifying the prompting point based on the same video point the same video corresponding informance designated content that receives from described information distributing server and based on described specified same video point when indication prompting playback; And
Video playback apparatus is used for based on video content, from beginning to reproduce video by the prompting point of described prompting point specified device appointment.
21. an auxiliary realization is used for comprising to the video playback device distributing information based on the video content displaying video based on the information distributing server in the video content playback auxiliary system of the video playback of video content:
The video collecting apparatus is used for accumulating in advance multinomial video content;
The same video checkout gear is used to detect same video, and described same video is the identical partial video that is comprised jointly by two or more multinomial video content in the video content of described video collecting apparatus accumulation;
Video corresponding informance generating apparatus is used for the testing result based on described same video checkout gear, generates the same video corresponding informance, the corresponding relation of the same video that comprises in every described video content of this information indication;
Video corresponding informance dispensing device is used for will sending to described video playback device by the same video corresponding informance that described video corresponding informance generating apparatus generates by communication network.
22. an auxiliary realization is based on the information delivery program in the video content playback auxiliary system of the video playback of video content, be used for to the video playback device distributing information based on the video content displaying video, described information delivery program makes the computer with the video collecting apparatus that is used for accumulating in advance multinomial video content carry out following process:
Detect same video, described same video is the identical partial video that is comprised jointly by two or more multinomial video content in the video content of described video collecting apparatus accumulation;
Based on the result who detects described same video, generate the same video corresponding informance, the corresponding relation of the same video that comprises in every described video content of this information indication;
By communication network the described same video corresponding informance that generates is sent to described video playback device.
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